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| -rw-r--r-- | test/CodeGen/X86/shift-folding.ll | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/test/CodeGen/X86/shift-folding.ll b/test/CodeGen/X86/shift-folding.ll new file mode 100644 index 0000000000..2c53725816 --- /dev/null +++ b/test/CodeGen/X86/shift-folding.ll @@ -0,0 +1,19 @@ +; RUN: llvm-as < %s | llc -march=x86 -enable-pattern-isel=1 | grep 's[ah][rl]l' | wc -l | grep 1 + +int* %test1(int *%P, uint %X) { + %Y = shr uint %X, ubyte 2 + %P2 = getelementptr int* %P, uint %Y + ret int* %P2 +} + +int* %test2(int *%P, uint %X) { + %Y = shl uint %X, ubyte 2 + %P2 = getelementptr int* %P, uint %Y + ret int* %P2 +} + +int* %test3(int *%P, int %X) { + %Y = shr int %X, ubyte 2 + %P2 = getelementptr int* %P, int %Y + ret int* %P2 +} |